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Finding the Fourth Proportional to 271,033.13, 406,922.07 and 138,002.78

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Solution

The fourth proportional to 271,033.13, 406,922.07 and 138,002.78 is: 207,193.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,033.13 : 406,922.07 = 138,002.78 : x
  2. Step 2: Convert to fraction form
    271,033.13/406,922.07 = 138,002.78/x
  3. Step 3: Cross multiply
    271,033.13x = 406,922.07 × 138,002.78
  4. Step 4: Simplify right side
    271,033.13x = 56,156,376,903.35
  5. Step 5: Solve for x
    x = 56,156,376,903.35/271,033.13
  6. Step 6: Final answer
    x = 207,193.77

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